mineral specimens
rare minerals
mineral dealer
systematic minerals
Black Hills minerals
fine minerals
mineral dealer
Dana minerals
IMA minerals
mineral collections
rock and minerals
gem crystal
0 item @ $0.00  

Rare Mineral Species from Russia

Wednesday, 03 April 2013 02:00 PM

Well, we don't have bushy eye-brows, but we do have loads of Rusiian minerals!! Everything from Kola to Talnakh will throw your way.

Alabandite

#PD35684
Locality
Yakutia, Siberia, Russia 
Formula
Mn2+
Availability
Sold
Size
7 x 5 x 6 cm - Sm Cabinet 

Large brown specimen with crude cubic crystals.


Alabandite

Formula
Mn2+
Crystal System
Isometric 
Crystal Habit
Massive - Granular, Disseminated, Granular 
Cleavage
Perfect, Perfect, Perfect 
Luster
Sub Metallic 
Color
black, lead gray, brownish gray 
Streak
dark green 
Class
Isometric - Hexoctahedral 
Fracture
Uneven 
Hardness
3.5-4 
Collection
Phillips Collection

Belyankinite

#PD35575
Locality
Flora Mt., Lovozero Massif, Kola Peninsula, Russia 
Availability
Sold
Size
6.5 x 5 x 4 cm - Sm Cabinet 

Tannish brown thick platy crystals occupying most of matrix.


Belyankinite

Formula
Ca1-2(Ti,Zr,Nb5O12*9(H2O) (?) 
Crystal System
No Crystals 
Crystal Habit
Platy, Aggregates 
Cleavage
Perfect 
Luster
Vitreous - Greasy 
Color
yellow, brownish yellow 
Class
Amorphous - No Crystals 
Fracture
Brittle - Uneven 
Hardness
2-3 
Collection
Phillips Collection

Beryl

#PD35639
Locality
near Apatity, Kola Peninsula, Russia 
Formula
Be3Al2Si6O18 
Availability
Sold
Size
7 x 6.5 x 4 cm - Sm Cabinet 
Tagged
beryllium  

Large blue Berrl crystal section.


Beryl

Formula
Be3Al2Si6O18 
Crystal System
Hexagonal 
Crystal Habit
Crystalline - Coarse, Prismatic, Columnar 
Cleavage
Imperfect, None, None 
Luster
Vitreous - Resinous 
Color
green, blue, yellow, colorless, pink 
Streak
white 
Class
Hexagonal - Dihexagonal Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
7.5-8 
Collection
Phillips Collection
Mineralpedia
View Beryl
On Dakota Matrix
Previously Sold Beryl
On Dakota Matrix
Other Available Beryl
WebMineral
View Beryl
Mindat
View Beryl
SOLD
Caysichite-(Y) - PD35687
Caysichite-(Y) - PD35687

Caysichite-(Y)

#PD35687
Locality
Ploskaya Mt, Western Keivy Massif, Kola Peninsula, Russia 
Formula
(Ca,Yb,Er)4Y4Si8O20(CO3)6(OH)·7H2
Availability
Sold
Size
2 x 2 x 1 cm - Thumbnail 
Tagged
carbonate , REE mineral  

Very minute yellowish white spotty areas with other REE minerals.


Caysichite-(Y)

Formula
(Ca,Yb,Er)4Y4Si8O20(CO3)6(OH)·7H2
Crystal System
Orthorhombic 
Crystal Habit
Pulverulent, Reniform, Stalactitic 
Cleavage
Indistinct, None, None 
Luster
Vitreous (Glassy) 
Color
colorless, green, greenish yellow, white, light yellow 
Streak
white 
Class
Orthorhombic - Pyramidal 
Hardness
4.5 
Collection
Phillips Collection

Celestine

#PD35577
Locality
Dzhezkazgan mine, Karagandy, Kazakhstan 
Formula
SrSO4 
Availability
Sold
Size
8 x 7 x 5 cm - Sm Cabinet 

Light bluish crystals to 6mm on conglomerate matrix.


Celestine

Formula
SrSO4 
Crystal System
Orthorhombic 
Crystal Habit
Crystalline - Coarse, Massive, Granular 
Cleavage
Perfect, Good, None 
Luster
Vitreous (Glassy) 
Color
blue, brown, colorless, green, gray 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
3-3.5 
Collection
Phillips Collection
Mineralpedia
View Celestine
On Dakota Matrix
Previously Sold Celestine
On Dakota Matrix
Other Available Celestine
WebMineral
View Celestine
Mindat
View Celestine

Chalcocite

#PD35578
Locality
Dzhezkazgan mine, Karagandy, Kazakhstan 
Formula
Cu2
Availability
Sold
Size
7.5 x 5.5 x 5 cm - Sm Cabinet 
Tagged
sulfide  

Nice pseudohexagonal cyclic twinned Chalcosite crystals to 8mm with a bluish iridescnce caused by probably Bornite.


Chalcocite

Formula
Cu2
Crystal System
Monoclinic 
Crystal Habit
Massive, Granular, Euhedral Crystals 
Cleavage
Indistinct, None, None 
Luster
Metallic 
Color
blue black, gray, black, black gray, steel gray 
Streak
grayish black 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness
2.5-3 
Collection
Phillips Collection

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2019 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map